RHSA-2026:9874 — Security Advisory

Red Hat Security Advisory: nodejs:20 security update

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Severity

Important

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · April 23, 2026

Updated · October 23, 2026

Topic

An update for the nodejs:20 module is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language.

Security Fix(es):

minimatch: minimatch: Denial of Service via specially crafted glob patterns (CVE-2026-26996)
minimatch: Minimatch: Denial of Service via catastrophic backtracking in glob expressions (CVE-2026-27904)
nghttp2: nghttp2: Denial of Service via malformed HTTP/2 frames after session termination (CVE-2026-27135)
Node.js: Node.js: Denial of Service due to crafted HTTP __proto__ header (CVE-2026-21710)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.